What’s Vulnerable › Vulnerabilities

CVE-2021-4434: Social Warfare <= 3.5.2 - Remote Code Execution

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-01-17 · updated 2026-06-17
• Weakness: CWE-94

Description

The Social Warfare plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 3.5.2 via the 'swp_url' parameter. This allows attackers to execute code on the server.

Affected products

• warfareplugins Social Sharing Plugin – Social Warfare: before 3.5.3 — fixed in 3.5.3

How to fix

Upgrade to a fixed version: warfareplugins Social Sharing Plugin – Social Warfare 3.5.3. Check the vendor advisory for mitigations.

References

• https://packetstormsecurity.com/files/163680/WordPress-Social-Warfare-3.5.2-Remote-Code-Execution.html
• https://www.wordfence.com/threat-intel/vulnerabilities/id/98cf2a10-cc53-4479-87d1-71489f6a8c51?source=cve
• https://packetstormsecurity.com/files/163680/WordPress-Social-Warfare-3.5.2-Remote-Code-Execution.html
• https://www.wordfence.com/threat-intel/vulnerabilities/id/98cf2a10-cc53-4479-87d1-71489f6a8c51?source=cve

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